girth

1. N-VAR The girth of an object, for example a person's or an animal's body, is its width or thickness, considered as the measurement around its circumference. (人或動物身躰等的) 圍長[正式]

A girl he knew had upset him by commenting on his increasing girth. 他認(rèn)識的一個女孩對他不斷增大的腰圍說長道短，這讓他很不高興。